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2010 Engineering & Science Crossword Puzzles
 Take a well-deserved break and try your hand at some of these goodies.
Every word in the RF Cafe crossword puzzles is specifically related to engineering,
mathematics, and science. There are no generic backfill words like many other puzzles
give you, so you'll never see a clue asking for the name of a movie star or a mountain
on the Russia-China border.
All of these crossword puzzles were created using the fabulous
Crossword Express (now called "Magnum Opus") software.
2023 |2022 | 2021
| 2020 | 2019
| 2018 | 2017
| 2016 | 2015
| 2014 | 2013
| 2012 | 2011
| 2010 | 2009
| 2008 | 2007
| 2006 | 2005
| 2004 | 2003
| 2002 | 2001
| 2000 |
Sudoku
Cruciverbalist: A cruciverbalist is a person who is skilled at creating or solving crossword
puzzles. The term is a combination of "cruci-" from "crucifix," meaning cross,
and "verbalist" from "verbal," indicating a person who deals with words. cruciverbalists are often responsible for designing crossword puzzles, and they
possess a deep knowledge of wordplay, vocabulary, and the techniques used in
constructing and solving crosswords. They aim to make puzzles that are both
challenging and enjoyable for crossword enthusiasts.
- Dec 19,
Dec 12, Dec 5-
Nov 28, Nov 21,
Nov 14, Nov 7 -
Oct 31, Oct 24,
Oct 17, Oct 10,
Oct 3 - Sep 26,
Sep 12, Sep 5 -
Aug 29, Aug 22 -
Jul 25, Jul 18,
Jul 11, Jul 4 -
Jun 27, Jun 20,
Jun 13, Jun 6 -
May 30, May 23,
May 16, May 9,
May 2 - Apr 25,
Apr 18, Apr 11,
Apr 4 - Mar 28,
Mar 21, Mar 14,
Mar 7 - Feb 28,
Feb 21, Feb 14,
Feb 7 - Jan 31,
Jan 24, Jan 17,
Jan 10, Jan 3
Reproduction of this puzzle without the express permission of RF Cafe is prohibited.
ACROSS
1. Form for winding inductors 6. _____ Instruments, a programmable delay line manufacturer in Bellevue,
WA 11. Early predecessor to an online forum (abbr.) 12. Type of component package (abbr.) 14. _____
Microwave East (part of L3-Com), RF component manufacturer located in Hauppauge, NY 16. Chemical symbol
for scandium
17. Adjective describing a device that requires an applied voltage to operate 20. A measure of receiver
quality (abbr.) 21. IC killer (abbr.) 22. Logical gate type (pl.) 24. Chemical symbol for krypton
25. Electrical overstress (abbr.) 28. Between-series connectors 32. Hz 34. Mate to a TX 35.
Software drafting tool (abbr.) 38. Electronics Industry Association (abbr.) 40. Chemical symbol for
bismuth 41. CW signal onto which information is modulated 42. Low- to mid- frequency RF connector
43. Collection of electronic records (abbr.) 45. Threaded tuning rod in a coil 47. Branch of the armed
forces 49. Chemical symbol for europium 51. Digital encoding of the transmission mode in the vertical
sync portion of an SSTV image (abbr.) 53. The "S" in SAW 56. Chemical symbol for magnesium
57. Greek letter often used to represent an angle 59. Add two or more inputs 60. Chemical symbol for
tantalum 62. One system's phonetic letter "z" 65. Emitting or reflecting usually steady, suffused, or
glowing light
68. Ham abbreviation indicating contacts with all major land masses 70. Multifunctional silicon
devices (abbr.) 71. International phonetic alphabet letter "P" 72. ___/IP scheme for networked
connectivity 74. Method of connecting redundant power supplies 75. Engineering university located in
Palo Alto, CA
78. Chemical symbol for lithium 79. Printer manufacturer 82. 1.602E-19 Joules
83. Once around a circuit 84. _____ International, wireless modules & products supplier in Fairfield, CT
85. ___-___ RF switch manufacturer in Ventura, CA
DOWN 1. Largest broadcaster in the UK (abbr.)
2. Unix, Linux or Windows (abbr.) 3. Strong, lightweight wood
4. Negative temperature coefficient (abbr.) 5. Airport Surveillance Radar (abbr.)
7. Switch position 8. Computer communication schemes (abbr.) 9. Notch type filter (abbr.) 10. Yard
(abbr.) 11. RF engineer's degree 13. Search for data (slang)
15. Automatic Packet Position Reporting System (abbr.) 17. BS__ - the degree held by many RF Cafe
visitors 18. Type of current 19. Referring to electrical supply cables 23. Type of flip-flop 26.
Amateur radio abbreviation for the Oceania region (abbr.) 27. ________ Microwave, RF components & systems
manufacturer w/HQ in Fairview, PA
29. Geometric solid having two ends which are similar, equal, and parallel rectilinear figures, and sides
which are parallelograms
30. Mate to an RX 31. ________ Microwave, passive RF component manufacturer in Fairview, TX 33.
Chemical symbol for silicon
35. Chemical symbol for chromium 36. Morse Code for "from" 37. Chemical symbol for antimony 39.
Analog-to-Digital (abbr.) 41. Chemical symbol for copper 44. Data safeguards 46. Name of the first
series in the spectrum of hydrogen 48. One component of a complex number (abbr.) 50. One type of
electron spin 52. Chemical symbol for selenium 54. Unit of time (abbr.) 55. Type of modulation
(abbr.) 58. Abbreviation for Hertz 60. Semiconductor and calculator company (abbr.) 61. Under
self-control (prefix) 63. 10^1 numerical prefix 64. Trigger diode that conducts current only after its
breakdown voltage has been exceeded momentarily 65. Chemical symbol for lanthanum
66. Join a male and a female connector 67. Threaded fastener
69. IC 71. Type of data storage IC (abbr.) 73. Chemical symbol for palladium
74. Exponent that returns the original number
76. A feedback scheme to level out the receiver audio volume (abbr.)
77. Frequency Division Duplex 78. Direction of carbon fiber strands 80. Chemical symbol for aluminum
81. Chemical symbol for nobelium 83. Front edge of a wing (abbr.)
See solution below
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